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Mystery butler Kageyama concocts a peculiar plan to catch the criminal lurking in a luxury hotel, after which Reiko and her friends realize the hidden complexity of their own emotions. Reiko then tackles the murder case of a real estate tycoon. Each of the victim's relatives harbor suspicious motives to kill, but a single photograph proves essential in accelerating this perplexing investigation.
Episodes
1Welcome to the murderous party File 1 2Welcome to the murderous party File 2 / Here's a message from the dead File 1 3Here's a message from the dead File 2 4Please be aware of two-timing affairs File 1 5Please be aware of two-timing affairs File 2 / The person who dropped it is a VTuber File 1 6The person who dropped it is a VTuber File 2 7There is no such thing as a completely locked room File 1 8There is no such thing as a completely locked room File 2 / Please don't drown in this river File 1 9Please don't drown in this river File 2 10Murder lies in a beautiful rose 11The bride is behind locked doors 12What is it that you have lost?